Intro-LifeCycleConcepts-v1

Intro-LifeCycleConcepts-v1 - Life-Cycle Concepts Ronald E....

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1 July 10, 2007 1 ERP Methodology and Project Management Life-Cycle Concepts Ronald E. Giachetti, Ph.D. Associate Professor Industrial and Systems Engineering Florida International University July 10, 2007 Slide 2 "There are some enterprises in which a careful disorderliness is the true method." (Herman Melville, Moby Dick )
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2 July 10, 2007 Slide 3 Agenda s Life-cycle definition s Formal methods and CMM s Life-cycle models Waterfall Spiral Controlled iteration July 10, 2007 Slide 4 Life Cycle versus Methodology s System life cycle – the factoring of the lifetime of an information system into two stages, (1) systems development and (2) systems operation and maintenance. s System development methodology – a standardized development process that defines (as in CMM Level 3) a set of activities, methods, best practices, deliverables, and automated tools that system developers and project managers are to use to develop and continuously improve information systems and software.
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3 July 10, 2007 Slide 5 A System Life Cycle From Whitten, Systems Analysis and Design 2003. July 10, 2007 Slide 6 Why Formal Methods? s Need to manage complexity s Provides a means to establish control points plan and track progress and budget Assess status Manage risks Create efficiencies that allow management to shift resources between projects Produce consistent documentation that reduces lifetime costs to maintain the systems Promote quality s Shared mental model of project s Integration of many individual efforts
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4 July 10, 2007 Slide 7 The CMM Process Management Model s Capability Maturity Model Integrated (CMMI) Developed by SEI to recast the existing CMMs into a common integrated framework Reduce differences in terminology, scope, structure, and appraisals Combine best features of each model Software engineering Systems engineering Integrated product and process development acquisition s Capability Maturity Model (CMM) a standardized framework for assessing the maturity level of an organization’s information system development and management processes and products. July 10, 2007 Slide 8 CMMI Initial Managed Defined Quantitatively Managed Optimizing 1 . Process unpredictable, poorly controlled, and reactive 2 . Process characterized for projects and is often reactive 3 . Process characterized for the organization and is proactive 4 . Process measured and controlled 5 . Focus on continuous process improvement
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Intro-LifeCycleConcepts-v1 - Life-Cycle Concepts Ronald E....

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